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llvm-mirror/test/CodeGen/ARM/2007-03-13-InstrSched.ll
Akira Hatanaka cc98d1ef43 [ARM] Define subtarget feature "reserve-r9", which is used to decide
whether register r9 should be reserved.

This recommits r242737, which broke bots because the number of subtarget
features went over the limit of 64.

This change is needed because we cannot use a backend option to set
cl::opt "arm-reserve-r9" when doing LTO.

Out-of-tree projects currently using cl::opt option "-arm-reserve-r9" to
reserve r9 should make changes to add subtarget feature "reserve-r9" to
the IR.

rdar://problem/21529937

Differential Revision: http://reviews.llvm.org/D11320

llvm-svn: 242756
2015-07-21 01:42:02 +00:00

53 lines
2.5 KiB
LLVM

; REQUIRES: asserts
; RUN: llc < %s -mtriple=arm-apple-darwin -relocation-model=pic \
; RUN: -mattr=+v6 | grep r9
; RUN: llc < %s -mtriple=arm-apple-darwin -relocation-model=pic \
; RUN: -mattr=+v6,+reserve-r9 -ifcvt-limit=0 -stats 2>&1 | grep asm-printer
; | grep 35
define void @test(i32 %tmp56222, i32 %tmp36224, i32 %tmp46223, i32 %i.0196.0.ph, i32 %tmp8, i32* %tmp1011, i32** %tmp1, i32* %d2.1.out, i32* %d3.1.out, i32* %d0.1.out, i32* %d1.1.out) {
newFuncRoot:
br label %bb74
bb78.exitStub: ; preds = %bb74
store i32 %d2.1, i32* %d2.1.out
store i32 %d3.1, i32* %d3.1.out
store i32 %d0.1, i32* %d0.1.out
store i32 %d1.1, i32* %d1.1.out
ret void
bb74: ; preds = %bb26, %newFuncRoot
%fp.1.rec = phi i32 [ 0, %newFuncRoot ], [ %tmp71.rec, %bb26 ] ; <i32> [#uses=3]
%fm.1.in = phi i32* [ %tmp71, %bb26 ], [ %tmp1011, %newFuncRoot ] ; <i32*> [#uses=1]
%d0.1 = phi i32 [ %tmp44, %bb26 ], [ 8192, %newFuncRoot ] ; <i32> [#uses=2]
%d1.1 = phi i32 [ %tmp54, %bb26 ], [ 8192, %newFuncRoot ] ; <i32> [#uses=2]
%d2.1 = phi i32 [ %tmp64, %bb26 ], [ 8192, %newFuncRoot ] ; <i32> [#uses=2]
%d3.1 = phi i32 [ %tmp69, %bb26 ], [ 8192, %newFuncRoot ] ; <i32> [#uses=2]
%fm.1 = load i32, i32* %fm.1.in ; <i32> [#uses=4]
icmp eq i32 %fp.1.rec, %tmp8 ; <i1>:0 [#uses=1]
br i1 %0, label %bb78.exitStub, label %bb26
bb26: ; preds = %bb74
%tmp28 = getelementptr i32*, i32** %tmp1, i32 %fp.1.rec ; <i32**> [#uses=1]
%tmp30 = load i32*, i32** %tmp28 ; <i32*> [#uses=4]
%tmp33 = getelementptr i32, i32* %tmp30, i32 %i.0196.0.ph ; <i32*> [#uses=1]
%tmp34 = load i32, i32* %tmp33 ; <i32> [#uses=1]
%tmp38 = getelementptr i32, i32* %tmp30, i32 %tmp36224 ; <i32*> [#uses=1]
%tmp39 = load i32, i32* %tmp38 ; <i32> [#uses=1]
%tmp42 = mul i32 %tmp34, %fm.1 ; <i32> [#uses=1]
%tmp44 = add i32 %tmp42, %d0.1 ; <i32> [#uses=1]
%tmp48 = getelementptr i32, i32* %tmp30, i32 %tmp46223 ; <i32*> [#uses=1]
%tmp49 = load i32, i32* %tmp48 ; <i32> [#uses=1]
%tmp52 = mul i32 %tmp39, %fm.1 ; <i32> [#uses=1]
%tmp54 = add i32 %tmp52, %d1.1 ; <i32> [#uses=1]
%tmp58 = getelementptr i32, i32* %tmp30, i32 %tmp56222 ; <i32*> [#uses=1]
%tmp59 = load i32, i32* %tmp58 ; <i32> [#uses=1]
%tmp62 = mul i32 %tmp49, %fm.1 ; <i32> [#uses=1]
%tmp64 = add i32 %tmp62, %d2.1 ; <i32> [#uses=1]
%tmp67 = mul i32 %tmp59, %fm.1 ; <i32> [#uses=1]
%tmp69 = add i32 %tmp67, %d3.1 ; <i32> [#uses=1]
%tmp71.rec = add i32 %fp.1.rec, 1 ; <i32> [#uses=2]
%tmp71 = getelementptr i32, i32* %tmp1011, i32 %tmp71.rec ; <i32*> [#uses=1]
br label %bb74
}